Fig. 6From: Two phenolic antioxidants in Suoyang enhance viability of •OH-damaged mesenchymal stem cells: comparison and mechanistic chemistryThe proposed Fe2+-binding reactions with a catechol moiety in epicatechin (a) and with catechol and hydroxyl-keto moieties in luteolin-7-O-β-D-glucoside (b)Back to article page